Astronomy

Astronomy is category relating to a natural science that deals with the study of celestial objects (such as stars, planets, comets, nebulae, star clusters and galaxies) and phenomena that originate outside the atmosphere of Earth (such as cosmic background radiation). It is concerned with the evolution, physics, chemistry, meteorology, and motion of celestial objects, as well as the formation and development of the universe.

By: Francis Rolt Wheeler

In the present volume there have been covered in a comprehensive and popular manner the various departments of Astronomy. Owing to its treatment in a definitely historical and descriptive manner, however, it may be possible to supplement the general review by a few brief statements of some of the results and problems that confront us in the actual work of the observational astronomy of to-day.

The astronomical beliefs of prehistoric man were doubt similar to those entertained by the Eskimo of the Arctic regions and the untutored tribes of Argentine' Republic, South Africa and Australia, tribes who, living only for the day, concern themselves but little with to- morrow and yesterday and care nothing about the universe...